* @copyright 2002-11 by RalfBecker@outdoor-training.de * @license http://opensource.org/licenses/gpl-license.php GPL - GNU General Public License * @package etemplate * @subpackage api * @version $Id$ */ /** * Storage Objects: Everything to store and retrive and eTemplate. * * eTemplates are stored in the db in table 'phpgw_etemplate' and gets distributed * through the file 'etemplates.inc.php' in the setup dir of each app. That file gets * automatically imported in the db, whenever you show a eTemplate of the app. For * performace reasons the timestamp of the file is stored in the db, so 'new' * eTemplates need to have a newer file. The distribution-file is generated with the * function dump, usually by pressing a button in the editor. * writeLangFile writes an lang-file with all Labels, incorporating an existing one. * Beside a name eTemplates use the following keys to find the most suitable template * for an user (in order of precedence): * 1) User-/Group-Id (not yet implemented) * 2) preferd languages of the user (templates for all langs have $lang='') * 3) selected template: verdilak, ... (the default is called '' in the db, not default) * 4) a version-number of the form, eg: '0.9.13.001' (filled up with 0 same size) */ class soetemplate { public $debug; // =1 show some debug-messages, = 'app.name' show messages only for eTemplate 'app.name' public $name; // name of the template, e.g. 'infolog.edit' public $template; // '' = default (not 'default') public $lang; // '' if general template else language short, e.g. 'de' public $group; // 0 = not specific else groupId or if < 0 userId public $version; // like 0.9.13.001 public $style; // embeded CSS style-sheet public $children; // array with children public $data; // depricated: first grid of the children public $size; // depricated: witdh,height,border of first grid /** * private reference to the global db-object * * @var egw_db */ private $db; /** * name of table */ const TABLE = 'egw_etemplate'; static $db_key_cols = array( 'et_name' => 'name', 'et_template' => 'template', 'et_lang' => 'lang', 'et_group' => 'group', 'et_version' => 'version' ); static $db_data_cols = array( 'et_data' => 'data', 'et_size' => 'size', 'et_style' => 'style', 'et_modified' => 'modified' ); static $db_cols; /** * widgets that contain other widgets, eg. for tree_walk method * widget-type is the key, the value specifys how the children are stored. * * @public array */ static $widgets_with_children = array( 'template' => 'template', 'grid' => 'grid', 'box' => 'box', 'vbox' => 'box', 'hbox' => 'box', 'groupbox' => 'box', 'deck' => 'box', ); /** * constructor of the class * * calls init or read depending on a name for the template is given * * @param string $name name of the eTemplate or array with the values for all keys * @param string $template template-set, '' loads the prefered template of the user, 'default' loads the default one '' in the db * @param string $lang language, '' loads the pref. lang of the user, 'default' loads the default one '' in the db * @param int $group id of the (primary) group of the user or 0 for none, not used at the moment !!! * @param string $version version of the eTemplate * @param int $rows initial size of the template, default 1, only used if no name given !!! * @param int $cols initial size of the template, default 1, only used if no name given !!! * @return soetemplate */ function __construct($name='',$template='',$lang='',$group=0,$version='',$rows=1,$cols=1) { if (isset($GLOBALS['egw']->db)) { $this->db = $GLOBALS['egw']->db; } else { $GLOBALS['egw_info']['server']['eTemplate-source'] = 'files'; } if (empty($name)) { $this->init($name,$template,$lang,$group,$version,$rows,$cols); } else { $this->read($name,$template,$lang,$group,$version); } } /** * generates column-names from index: 'A', 'B', ..., 'AA', 'AB', ..., 'ZZ' (not more!) * * @param int $num numerical index to generate name from 1 => 'A' * @return string the name */ static function num2chrs($num) { $min = ord('A'); $max = ord('Z') - $min + 1; if ($num >= $max) { $chrs = chr(($num / $max) + $min - 1); } $chrs .= chr(($num % $max) + $min); return $chrs; } /** * generates column-names from index: 'A', 'B', ..., 'AA', 'AB', ..., 'ZZ' (not more!) * * @param string $chrs column letter to generate name from 'A' => 1 * @return int the index */ static function chrs2num($chrs) { $min = ord('A'); $max = ord('Z') - $min + 1; $num = 1+ord($chrs{0})-$min; if (strlen($chrs) > 1) { $num *= 1 + $max - $min; $num += 1+ord($chrs{1})-$min; } return $num; } /** * constructor for a new / empty cell/widget * * nothing fancy so far * * @param string $type type of the widget * @param string $name name of widget * @param array $attributes=null array with further attributes * @return array the cell */ static function empty_cell($type='label',$name='',$attributes=null) { $cell = array( 'type' => $type, 'name' => $name, ); if ($attributes && is_array($attributes)) { $cell += $attributes; } return $cell; } /** * constructs a new cell in a give row or the last row, not existing rows will be created * * @deprecated as it uses this->data * @param int $row row-number starting with 1 (!) * @param string $type type of the cell * @param string $label label for the cell * @param string $name name of the cell (index in the content-array) * @param array $attributes other attributes for the cell * @return array a reference to the new cell, use $new_cell = &$tpl->new_cell(); (!) */ function &new_cell($row=False,$type='label',$label='',$name='',$attributes=False) { $row = $row >= 0 ? intval($row) : 0; if ($row && !isset($this->data[$row]) || !isset($this->data[1])) // new row ? { if (!$row) $row = 1; $this->data[$row] = array(); } if (!$row) // use last row { $row = count($this->data); while (!isset($this->data[$row])) { --$row; } } $row = &$this->data[$row]; $col = $this->num2chrs(count($row)); $cell = &$row[$col]; $cell = $this->empty_cell($type,$name); if ($label !== '') { $attributes['label'] = $label; } if (is_array($attributes)) { foreach($attributes as $name => $value) { $cell[$name] = $value; } } return $cell; } /** * adds $cell to it's parent at the parent-type spezific location for childs * * @param array &$parent referenc to the parent * @param array &$cell cell to add (need to be unset after the call to add_child, as it's a referenc !) */ static function add_child(&$parent,&$cell) { if (is_object($parent)) // parent is the template itself { $parent->children[] = &$cell; return; } switch($parent['type']) { case 'vbox': case 'hbox': case 'groupbox': case 'box': case 'deck': list($n,$options) = explode(',',$parent['size'],2); $parent[++$n] = &$cell; $parent['size'] = $n . ($options ? ','.$options : ''); break; case 'grid': $data = &$parent['data']; $cols = &$parent['cols']; $rows = &$parent['rows']; $row = &$data[$rows]; $col = count($row); if (!$rows || !is_array($cell)) // create a new row { $row = &$data[++$rows]; $row = array(); } if (is_array($cell)) // real cell to add { $row[soetemplate::num2chrs($col++)] = &$cell; list($spanned) = explode(',',$cell['span']); $spanned = $spanned == 'all' ? 1 + $cols - $col : $spanned; while (--$spanned > 0) { $row[soetemplate::num2chrs($col++)] = soetemplate::empty_cell(); } if ($col > $cols) $cols = $col; } break; } } /** * initialises internal vars rows & cols from the data of a grid * * @param array &$grid to calc rows and cols */ static function set_grid_rows_cols(&$grid) { $grid['rows'] = count($grid['data']) - 1; $grid['cols'] = 0; for($r = 1; $r <= $grid['rows']; ++$r) { $cols = count($grid['data'][$r]); if ($grid['cols'] < $cols) { $grid['cols'] = $cols; } } } /** * initialises internal vars rows & cols from the data of the first (!) grid * * @deprecated as it uses this->data */ function set_rows_cols() { if (is_null($this->data)) // tmpl contains no grid { $this->rows = $this->cols = 0; } else { $grid['data'] = &$this->data; $grid['rows'] = &$this->rows; $grid['cols'] = &$this->cols; $this->set_grid_rows_cols($grid); unset($grid); } } /** * initialises all internal data-structures of the eTemplate and sets the keys * * @param string $name name of the eTemplate or array with the values for all keys and possibly data * @param string $template template-set or '' for the default one * @param string $lang language or '' for the default one * @param int $group id of the (primary) group of the user or 0 for none, not used at the moment !!! * @param string $version version of the eTemplate * @param int $rows initial size of the template, default 1 * @param int $cols initial size of the template, default 1 */ function init($name='',$template='',$lang='',$group=0,$version='',$rows=1,$cols=1) { // unset children and data as they are referenzes to each other unset($this->children); unset($this->data); foreach(self::$db_cols as $db_col => $col) { if ($col != 'data') $this->$col = is_array($name) ? (string) $name[$col] : $$col; } if ($this->template == 'default') { $this->template = ''; } if ($this->lang == 'default') { $this->lang = ''; } $this->tpls_in_file = is_array($name) ? $name['tpls_in_file'] : 0; if (is_array($name) && $name['onclick_handler']) $this->onclick_handler = $name['onclick_handler']; if (is_array($name) && isset($name['data'])) { // data/children are in $name['data'] $this->children = is_array($name['data']) ? $name['data'] : unserialize($name['data']); $this->fix_old_template_format(); } else { $this->size = $this->style = ''; $this->data = array(0 => array()); $this->rows = $rows < 0 ? 1 : $rows; $this->cols = $cols < 0 ? 1 : $cols; for ($row = 1; $row <= $rows; ++$row) { for ($col = 0; $col < $cols; ++$col) { if (!is_array($this->data[$row])) $this->data[$row]=array(); $this->data[$row][$this->num2chrs($col)] = $this->empty_cell(); } } if (!is_array($this->children)) $this->children = array(); if (!is_array($this->children[0])) $this->children[0] = array(); $this->children[0]['type'] = 'grid'; $this->children[0]['data'] = &$this->data; $this->children[0]['rows'] = &$this->rows; $this->children[0]['cols'] = &$this->cols; $this->children[0]['size'] = &$this->size; } } /** * reads an eTemplate from the database * * @param string $name name of the eTemplate or array with the values for all keys * @param string $template template-set, '' loads the prefered template of the user, 'default' loads the default one '' in the db * @param string $lang language, '' loads the pref. lang of the user, 'default' loads the default one '' in the db * @param int $group id of the (primary) group of the user or 0 for none, not used at the moment !!! * @param string $version version of the eTemplate * @return boolean True if a fitting template is found, else False */ function read($name,$template='default',$lang='default',$group=0,$version='') { $this->init($name,$template,$lang,$group,$version); if ($this->debug == 1 || $this->debug == $this->name) { echo "
soetemplate::read('$this->name','$this->template','$this->lang',$this->group,'$this->version')
\n"; } if (($GLOBALS['egw_info']['server']['eTemplate-source'] == 'files' || $GLOBALS['egw_info']['server']['eTemplate-source'] == 'xslt') && $this->readfile()) { return True; } $pref_lang = $GLOBALS['egw_info']['user']['preferences']['common']['lang']; $pref_templ = $GLOBALS['egw_info']['server']['template_set']; $where = array( 'et_name' => $this->name, ); if (is_array($name)) { $template = $name['template']; } if ($template == 'default') { $where[] = '(et_template='.$this->db->quote($pref_templ)." OR et_template='')"; } else { $where['et_template'] = $this->template; } if (is_array($name)) { $lang = $name['lang']; } if ($lang == 'default' || $name['lang'] == 'default') { $where[] = '(et_lang='.$this->db->quote($pref_lang)." OR et_lang='')"; } else { $where['et_lang'] = $this->lang; } if ($this->version != '') { $where['et_version'] = $this->version; } if (!($row = $this->db->select(self::TABLE,'*',$where,__LINE__,__FILE__,false,'ORDER BY et_lang DESC,et_template DESC,et_version DESC','etemplate',1)->fetch())) { $version = $this->version; return $this->readfile() && (empty($version) || $version == $this->version); } $this->db2obj($row); if ($this->debug == $this->name) { $this->echo_tmpl(); } return True; } /** * Reads an eTemplate from the filesystem, the keys are already set by init in read * * @return boolean True if a template was found, else False */ function readfile() { list($app,$name) = explode('.',$this->name,2); $template = $this->template == '' ? 'default' : $this->template; if ($this->lang) { $lang = '.' . $this->lang; } $first_try = $ext = $GLOBALS['egw_info']['server']['eTemplate-source'] == 'xslt' ? '.xsl' : '.xet'; while ((!$lang || !@file_exists($file = EGW_SERVER_ROOT . "/$app/templates/$template/$name$lang$ext") && !@file_exists($file = EGW_SERVER_ROOT . "/$app/templates/default/$name$lang$ext")) && !@file_exists($file = EGW_SERVER_ROOT . "/$app/templates/$template/$name$ext") && !@file_exists($file = EGW_SERVER_ROOT . "/$app/templates/default/$name$ext")) { if ($ext == $first_try) { $ext = $ext == '.xet' ? '.xsl' : '.xet'; if ($this->debug == 1 || $this->name != '' && $this->debug == $this->name) { echo "tried '$file' now trying it with extension '$ext' !!!
\n"; } } else { break; } } if ($this->name == '' || $app == '' || $name == '' || !@file_exists($file) || !($f = @fopen($file,'r'))) { if ($this->debug == 1 || $this->name != '' && $this->debug == $this->name) { echo "Can't open template '$this->name' / '$file' !!!
\n"; } return False; } $xml = fread ($f, filesize ($file)); fclose($f); if ($ext == '.xsl') { $cell = $this->empty_cell(); $cell['type'] = 'xslt'; $cell['size'] = $this->name; //$cell['xslt'] = &$xml; xslttemplate class cant use it direct at the moment $cell['name'] = ''; $this->data = array(0 => array(),1 => array('A' => &$cell)); $this->rows = $this->cols = 1; } else { if (!is_object($this->xul_io)) { $this->xul_io =& CreateObject('etemplate.xul_io'); } $loaded = $this->xul_io->import($this,$xml); if (!is_array($loaded)) { return False; } $this->name = $app . '.' . $name; // if template was copied or app was renamed $this->tpls_in_file = count($loaded); } return True; } /** * Convert the usual *,? wildcards to the sql ones and quote %,_ * * @param string $pattern * @return string */ static function sql_wildcards($pattern) { return str_replace(array('%','_','*','?'),array('\\%','\\_','%','_'),$pattern); } /** * Lists the eTemplates matching the given criteria, sql wildcards % and _ possible * * @param string $name name of the eTemplate or array with the values for all keys * @param string $template template-set, '' loads the prefered template of the user, 'default' loads the default one '' in the db * @param string $lang language, '' loads the pref. lang of the user, 'default' loads the default one '' in the db * @param int $group id of the (primary) group of the user or 0 for none, not used at the moment !!! * @param string $version version of the eTemplate * @return array of arrays with the template-params */ function search($name,$template='default',$lang='default',$group=0,$version='') { if ($this->name) { boetemplate::test_import($this->name); // import updates in setup-dir } if (is_array($name)) { $template = (string) $name['template']; $lang = (string) $name['lang']; $group = (int) $name['group']; $version = (string) $name['version']; $name = (string) $name['name']; } $where = array(); $where[] = 'et_name LIKE '.$this->db->quote($this->sql_wildcards($name).'%'); if ($template != '' && $template != 'default') { $where[] = 'et_template LIKE '.$this->db->quote($this->sql_wildcards($template).'%'); } if ($lang != '' && $lang != 'default') { $where[] = 'et_lang LIKE '.$this->db->quote($this->sql_wildcards($lang).'%'); } if ($this->version != '') { $where[] = 'et_version LIKE '.$this->db->quote($this->sql_wildcards($version).'%'); } $result = array(); foreach($this->db->select(self::TABLE,'et_name,et_template,et_lang,et_group,et_version',$where,__LINE__,__FILE__,false,'ORDER BY et_name DESC,et_lang DESC,et_template DESC,et_version DESC','etemplate') as $row) { if ($row['et_lang'] != '##') // exclude or import-time-stamps { $result[] = egw_db::strip_array_keys($row,'et_'); } } if ($this->debug) { _debug_array($result); } return $result; } /** * copies all cols into the obj and unserializes the data-array */ function db2obj(array $row) { // unset children and data as they are referenzes to each other unset($this->children); unset($this->data); foreach (self::$db_cols as $db_col => $name) { if ($name != 'data') { $this->$name = $row[$db_col]; } else { $this->children = unserialize($row[$db_col]); } } $this->fix_old_template_format(); } /** * test if we have an old/original template-format and fixes it to the new format */ function fix_old_template_format() { if (!is_array($this->children)) $this->children = array(); if (!isset($this->children[0]['type'])) { // old templates are treated as having one children of type grid (the original template) $this->data = &$this->children; unset($this->children); $this->children[0]['type'] = 'grid'; $this->children[0]['data'] = &$this->data; $this->children[0]['rows'] = &$this->rows; $this->children[0]['cols'] = &$this->cols; $this->children[0]['size'] = &$this->size; // that code fixes a bug in very old templates, not sure if it's still needed if ($this->name[0] != '.' && is_array($this->data)) { reset($this->data); each($this->data); while (list($row,$cols) = each($this->data)) { while (list($col,$cell) = each($cols)) { if (is_array($cell['type'])) { $this->data[$row][$col]['type'] = $cell['type'][0]; //echo "corrected in $this->name cell $col$row attribute typesoetemplate::as_array($data_too,$db_keys) name='$this->name', ver='$this->version'
\n"; $arr = array(); switch($data_too) { case -1: $cols = self::$db_key_cols; break; case 3: $cols = self::$db_data_cols; break; default: $cols = self::$db_cols; } foreach($cols as $db_col => $col) { if ($col == 'data') { if ($data_too > 0) { $arr[$db_keys ? $db_col : $col] = $data_too < 2 ? $this->children : serialize($this->compress_array($this->children,$db_keys)); } } else { $arr[$db_keys ? $db_col : $col] = $this->$col; } } if ($data_too != -1 && $this->tpls_in_file && !$db_keys) { $arr['tpls_in_file'] = $this->tpls_in_file; } if ($data_too != -1 && $this->onclick_handler && !$db_keys) { $arr['onclick_handler'] = $this->onclick_handler; } return $arr; } /** * saves eTemplate-object to db, can be used as saveAs by giving keys as params * * @param string $name name of the eTemplate or array with the values for all keys * @param string $template template-set * @param string $lang language or '' * @param int $group id of the (primary) group, not used at the moment !!! * @param string $version version of the eTemplate * @return int number of affected rows, 1 should be ok, 0 somethings wrong */ function save($name='',$template='.',$lang='.',$group='',$version='.') { if (is_array($name)) { $template = $name['template']; $lang = $name['lang']; $group = $name['group']; $version = $name['version']; $name = $name['name']; } if ($name != '') { $this->name = $name; } if ($lang != '.') { $this->lang = $lang; } if ($template != '.') { $this->template = $template; } if ($group != '') { $this->group = $group; } if ($version != '.') { $this->version = $version; } if ($this->name == '') // name need to be set !!! { return False; } if ($this->debug > 0 || $this->debug == $this->name) { echo "soetemplate::save('$this->name','$this->template','$this->lang',$this->group,'$this->version')
\n"; } if ($this->name[0] != '.' && is_array($this->data)) // correct old messed up templates { reset($this->data); each($this->data); while (list($row,$cols) = each($this->data)) { while (list($col,$cell) = each($cols)) { if (is_array($cell['type'])) { $this->data[$row][$col]['type'] = $cell['type'][0]; //echo "corrected in $this->name cell $col$row attribute typesoetemplate::save('$this->name','$this->template','$this->lang',$this->group,'$this->version') nothing written!!!
\n"; } return $rows; } /** * Deletes the eTemplate from the db, object itself is unchanged * * @return int number of affected rows, 1 should be ok, 0 somethings wrong */ function delete() { $this->db->delete(self::TABLE,$this->as_array(-1,true),__LINE__,__FILE__,'etemplate'); return $this->db->affected_rows(); } /** * dumps all eTemplates to".function_backtrace(1)."
\n"; if ($no_other_objs) { foreach($objs as $obj) { $$obj = &$this->$obj; unset($this->$obj); } } _debug_array($this); if ($no_other_objs) { foreach($objs as $obj) { $this->$obj = &$$obj; unset($$obj); } } } /** * applys a function to each widget in the children tree of the template * * The function should be defined as [&]func([&]$widget,[&]$extra[,$path]) * If the function returns anything but null or sets $extra['__RETURN__NOW__'] (func has to reference $extra !!!), * the walk stops imediatly and returns that result * * Only some widgets have a sub-tree of children: *box, grid, template, ... * For them we call tree_walk($widget,$func,$extra) instead of func direct * * Please note: as call_user_func_array does not return references, methods ($func is an array) can not either!!! * * @param string/array $func function to use or array($obj,'method') * @param mixed &$extra extra parameter passed to function * @param string $path='/' start-path * @return mixed return-value of func or null if nothing returned at all */ function &widget_tree_walk($func,&$extra,$path='/') { if (!is_callable($func)) { echo "boetemplate($this->name)::widget_tree_walk(".print_r($func,true).", ".print_r($extra,true).", ".print_r($opts,true).") func is not callable !!!
".function_backtrace()."
boetemplate::tree_walk(, ".print_r($func,true).", ".print_r($extra,true).", ".print_r($opts,true).") func is not callable !!!
".function_backtrace()."